UPSC Geography Ecology and Ecosystem Biodiversity Question Bank Environmental Degradation and Disaster Management

  • question_answer
                  Consider the following statements and select the correct answer using the code given below:
    1. The speed of tsunami increases with increase in water depth.   
    2. The wave length of distant tsunamis in the deep ocean is much longer exceeding 100 km.                                 
    3. The speed of a tsunami decreases remarkably as it approaches the coast.                                                 
    4. The wave height of distant tsunamis in the deep ocean is very high.                                                      

    A) 1, 2 and 3 are correct    

    B) 1, 3 and 4 are correct

    C) 2, 3 and 4 are correct    

    D) 1, 2, 3 and 4 are correct

    Correct Answer: D

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